Central Europe · Polish Zloty (PLN)
Tipping around 10% is common in restaurants but not obligatory. Handed directly rather than left on the table.
Common for table service; state the amount when paying by card.
Round up the fare; no fixed percentage expected.
For porters; housekeeping tips are modest and optional.
Rounding up is sufficient.
Of the tour cost, in cash for a private guide.
Not customary; service is salaried.